# -*- coding: utf-8 -*-

# Scrapy settings for taobao_category project
#
# For simplicity, this file contains only settings considered important or
# commonly used. You can find more settings consulting the documentation:
#
#     https://doc.scrapy.org/en/latest/topics/settings.html
#     https://doc.scrapy.org/en/latest/topics/downloader-middleware.html
#     https://doc.scrapy.org/en/latest/topics/spider-middleware.html

BOT_NAME = 'taobao_category'

SPIDER_MODULES = ['taobao_category.spiders']
NEWSPIDER_MODULE = 'taobao_category.spiders'

REDIRECT_ENABLED = True


# Crawl responsibly by identifying yourself (and your website) on the user-agent
#USER_AGENT = 'taobao_category (+http://www.yourdomain.com)'
# USER_AGENT = 'Mozilla/5.0 (Windows NT 6.1; Win64; x64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/60.0.3112.78 Safari/537.36'
USER_AGENT = ''
# Obey robots.txt rules
ROBOTSTXT_OBEY = False

# Configure maximum concurrent requests performed by Scrapy (default: 16)
CONCURRENT_REQUESTS = 32

# Configure a delay for requests for the same website (default: 0)
# See https://doc.scrapy.org/en/latest/topics/settings.html#download-delay
# See also autothrottle settings and docs
DOWNLOAD_DELAY = 5
# The download delay setting will honor only one of:
#CONCURRENT_REQUESTS_PER_DOMAIN = 16
#CONCURRENT_REQUESTS_PER_IP = 16

# Disable cookies (enabled by default)
COOKIES_ENABLED = True

# Disable Telnet Console (enabled by default)
#TELNETCONSOLE_ENABLED = False

# Override the default request headers:
DEFAULT_REQUEST_HEADERS = {
    'accept-encoding': 'gzip, deflate, br',
    'Accept': 'text/html,application/xhtml+xml,application/xml;q=0.9,*/*;q=0.8',
    'Accept-Language': 'zh-CN,zh;q=0.8',
    'Content-Type': 'application/x-www-form-urlencoded',
    'Connection': 'Keep-Alive'
}

# Enable or disable spider middlewares
# See https://doc.scrapy.org/en/latest/topics/spider-middleware.html
SPIDER_MIDDLEWARES = {
   # 'taobao_category.middlewares.TaobaoCategorySpiderMiddleware': 543,
    'scrapy.contrib.spidermiddleware.referer.RefererMiddleware': 540,
}

# Enable or disable downloader middlewares
# See https://doc.scrapy.org/en/latest/topics/downloader-middleware.html
DOWNLOADER_MIDDLEWARES = {
    # 'scrapy.downloadermiddlewares.ajaxcrawl.AjaxCrawlMiddleware': 541,
    'scrapy.downloadermiddlewares.cookies.CookiesMiddleware': 542,
    'scrapy.downloadermiddlewares.redirect.RedirectMiddleware': 543,
    'taobao_category.download_middlewares.CustUserAgentMiddleware': 544,
    'taobao_category.download_middlewares.CustHeadersMiddleware': 545,
    'taobao_category.download_middlewares.IpProxysMiddleware': 546,
    'taobao_category.download_middlewares.SeleniumMiddleware': 550,
    # 'taobao_category.download_middlewares.TmallShopInterceptMiddleware': 550,
}

# Enable or disable extensions
# See https://doc.scrapy.org/en/latest/topics/extensions.html
#EXTENSIONS = {
#    'scrapy.extensions.telnet.TelnetConsole': None,
#}

# Configure item pipelines
# See https://doc.scrapy.org/en/latest/topics/item-pipeline.html
ITEM_PIPELINES = {
   'taobao_category.pipelines.TaobaoCategoryPipeline': 300,
   'taobao_category.pipelines.TaobaoCategoryToDbPipeline': 301,
}

# Enable and configure the AutoThrottle extension (disabled by default)
# See https://doc.scrapy.org/en/latest/topics/autothrottle.html
#AUTOTHROTTLE_ENABLED = True
# The initial download delay
#AUTOTHROTTLE_START_DELAY = 5
# The maximum download delay to be set in case of high latencies
#AUTOTHROTTLE_MAX_DELAY = 60
# The average number of requests Scrapy should be sending in parallel to
# each remote server
#AUTOTHROTTLE_TARGET_CONCURRENCY = 1.0
# Enable showing throttling stats for every response received:
#AUTOTHROTTLE_DEBUG = False

# Enable and configure HTTP caching (disabled by default)
# See https://doc.scrapy.org/en/latest/topics/downloader-middleware.html#httpcache-middleware-settings
#HTTPCACHE_ENABLED = True
#HTTPCACHE_EXPIRATION_SECS = 0
#HTTPCACHE_DIR = 'httpcache'
#HTTPCACHE_IGNORE_HTTP_CODES = []
#HTTPCACHE_STORAGE = 'scrapy.extensions.httpcache.FilesystemCacheStorage'

try:
    from .settings_local import *
except Exception as e:
    pass
